What is Extract Fan Testing?

What is Extract Fan Testing?

Posted on November 13, 2018

As buildings become more insulated and air tightness is improved, it is essential that any installed ventilation systems are fit for purpose, balanced and commissioned correctly to ensure optimum levels of operation for the well-being of the occupants. Approved Document F of the Building Regulations requires that MHVR Systems (Mechanical Ventilation and Heat Recovery) and intermittent extractor fans (e.g. kitchen and bathroom) have their flow rates checked, are working efficiently and the relevant test results submitted to building control as part of the overall building compliance and sign off process.

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